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Publication numberCN101016708 A
Publication typeApplication
Application numberCN 200710071852
Publication dateAug 15, 2007
Filing dateMar 7, 2007
Priority dateMar 7, 2007
Also published asCN100549296C
Publication number200710071852.X, CN 101016708 A, CN 101016708A, CN 200710071852, CN-A-101016708, CN101016708 A, CN101016708A, CN200710071852, CN200710071852.X
Inventors冷劲松, 黄为民, 吕海宝
Applicant冷劲松
Export CitationBiBTeX, EndNote, RefMan
External Links: SIPO, Espacenet
Application of shape memory polymer paper and preparing method thereof
CN 101016708 A
Abstract
A method for preparing shape memory polymer paper can resolve the problems of one-time application and non-correction of written error or the like. The inventive paper can be used to produce refreshable blind paper or refreshable touch array keyboard between blind and computer. And the method comprises that preparing template, mounting baffle plate, preparing mixture, laying demould paper on a template face, suspending a suspension rod above the template, pouring mixture into the demould paper, adjusting the distance between the suspension rod and the template, moving the suspension rod, heating and solidifying. And the method also can comprises that putting the shape memory polymer solid into a metal mould, putting the mould under a heat press to be heated and pressurized, quenching, increasing pressure, and pressing. The invention can circulate paper and save resource.
Claims(10)  translated from Chinese
1.一种形状记忆聚合物纸的应用,其特征在于所述的形状记忆聚合物纸用作可刷新的盲文纸或盲人与计算机交互的可刷新的触摸点阵键盘。 An application of shape-memory polymer sheet, wherein said shape memory polymer sheet used as a refreshable Braille paper or blind person interacting with a computer keyboard refreshable touch lattice.
2.根据权利要求1所述的形状记忆聚合物纸的应用,其特征在于所述的盲文纸是这样刷新的:用点加热器对盲文纸上的书写错误进行修改或将使用过的盲文纸加热到转变温度以上来消除盲文纸上的原有盲文,使书写过的盲文纸恢复到初始状态。 The application of shape-memory polymer sheet according to claim 1, wherein said braille paper is refreshed: Braille dot heater paper writing mistake be modified or used in the Braille paper heating to above the transition temperature to eliminate the existing braille paper Braille, the writing had returned to the initial state Braille paper.
3.一种形状记忆聚合物纸的制造方法,其特征在于它是按以下步骤完成:一、制作长×宽×厚为45cm×20cm×4×10-3cm的模板;二、将两个挡板分别安装在模板面上的两端;三、将形状记忆聚合物与二甲基甲酰胺溶剂按体积比为10∶1~0混合,搅拌5~20min制成混合溶液;四、将脱模纸铺放在模板面上;五、将悬浮棒悬挂在模板的上方;六、将步骤三中混合溶液浇到脱模纸上;七、调整悬浮棒与模板面的距离为3×10-3~50×10-3cm;八、在模板的两个挡板之间反复移动悬浮棒,使步骤三中混合溶液在模板面上均匀分布成一涂层;九、将完成步骤八的模板置放在抗爆的炉子内加热固化后制成厚度为3×10-3~50×10-3cm的形状记忆聚合物纸。 3. A method for manufacturing a shape memory polymer sheet, characterized in that it is based on the following steps: First, the production length × width × thickness of 45cm × 20cm × 4 × 10-3cm template; two, the two block plates are respectively mounted on both ends of the mold surface; third, the shape memory polymer and dimethylformamide solvent by volume mixing ratio of 10 ~ 0, stirred for 5 ~ 20min into a mixed solution; four, the release paper is laid on the surface of the template; five, and the suspension rods suspended above the template; six, three-step mixed solution poured into a release paper; seven, adjust the suspension rod and the template surface distance of 3 × 10-3 ~ 50 × 10-3cm; eight between two baffles templates repeatedly moving the suspension rods, so that step three mixed solution into a mold surface coating evenly distributed; nine, eight will be completed step template placed in After the heat curing the antiknock furnace having a thickness of 3 × 10-3 ~ 50 × 10-3cm a shape memory polymer sheet.
4.根据权利要求3所述的形状记忆聚合物纸的制造方法,其特征在于所述的形状记忆聚合物是形状记忆聚氨酯树脂、聚氨酯类形状记忆聚合物、异氰酸酯类形状记忆聚合物、苯乙烯类形状记忆聚合物、环氧类的热塑性形状记忆聚合物或环氧类的热固性形状记忆聚合物。 The manufacturing method according to a shape memory polymer sheet according to claim, wherein the shape memory polymer is a shape memory polyurethane resin, a polyurethane shape memory polymer, an isocyanate-based shape memory polymer, a styrene shape memory polymer, epoxy shape memory polymer or thermoplastic epoxy type thermosetting shape memory polymer.
5.根据权利要求4所述的形状记忆聚合物纸的制造方法,其特征在于所述的形状记忆聚氨酯树脂的密度为0.9g/cm3。 5. The method for producing a sheet of a shape memory polymer according to claim 4, wherein the shape memory polyurethane resin has a density of 0.9g / cm3.
6.根据权利要求4所述的形状记忆聚合物纸的制造方法,其特征在于所述的聚氨酯类形状记忆聚合物是MM3520或MM5520。 6. The method for producing a sheet of a shape memory polymer according to claim 4, wherein said polyurethane based shape memory polymer is a MM3520 or MM5520.
7.根据权利要求3所述的形状记忆聚合物纸的制造方法,其特征在于步骤九中,当模板面上涂层厚度为5~20μm时,固化温度为90~130℃,固化时间为5~10min。 The production method of 3, wherein the shape memory polymer sheet as claimed in claim wherein the step IX, when the mold surface when the coating thickness of 5 to 20μm, the curing temperature is 90 ~ 130 ℃, the curing time is 5 ~ 10min.
8.根据权利要求3所述的形状记忆聚合物纸的制造方法,其特征在于步骤九中,当模板面上涂层厚度为20~50μm时,固化温度为50~90℃,固化时间为1~3h。 The manufacturing method according to a shape memory polymer sheet of claim, wherein the step IX, when the mold surface when the coating thickness of 20 to 50μm, the curing temperature is 50 ~ 90 ℃, the curing time is 1 ~ 3h.
9.一种形状记忆聚合物纸的制造方法,其特征在于它是按以下步骤完成:一、将形状记忆聚合物固体置放在金属模具中;二、将模具放置在热压机下加热至240~280℃,保持热压机压力为1个标准大气压,当温度达到280℃时持续加热3~10min;三、待形状记忆聚合物固体完全熔融变为液态后,迅速冷却热压机上下模的温度至室温,淬火过程持续5~15min,同时在5~10s内完成增加压力至20个标准大气压;四、模压10~40min后,取出模具,制成厚度为3×10-3~50×10-3的形状记忆聚合物纸。 A method for producing a shape-memory polymer sheet, characterized in that it is based on the following steps: First, the shape memory polymer solid was placed in a metal mold; two, the mold is placed in a hot press heated to 240 ~ 280 ℃, holding a hot press pressure of 1 atm, when the temperature reached 280 ℃ heating was continued for 3 ~ 10min; three, to be shape-memory polymer solids were completely melted into a liquid, rapidly cooling a hot press upper and lower molds temperature to room temperature, quench process lasted 5 ~ 15min, while increasing the pressure to complete 20 standard atmospheric pressure within 5 ~ 10s; four, molded 10 ~ 40min, remove the mold, having a thickness of 3 × 10-3 ~ 50 × 10-3 of the shape memory polymer sheet.
10.根据权利要求9所述的形状记忆聚合物纸的制造方法,其特征在于步骤一中的形状记忆聚合物固体是形状记忆聚氨酯固体,形状记忆聚氨酯固体的熔融温度是240~280℃。 10. A method for producing a sheet of a shape memory polymer according to claim 9, wherein the step of a shape memory polymer solids is SMPU solid, the melting temperature of the shape memory polyurethane solids is 240 ~ 280 ℃.
Description  translated from Chinese
形状记忆聚合物纸的应用及其制造方法 Application of a method of manufacturing a shape-memory polymer sheet

技术领域 FIELD

本发明涉及形状记忆聚合物纸的新用途及其形状记忆聚合物纸的制造方法。 New use of a method of manufacturing a shape-memory polymer sheet of the present invention relates to a shape memory polymer sheet.

背景技术 BACKGROUND

盲文是书写在专用的盲文纸上的点阵。 Braille is written in a dedicated braille paper lattice. 盲人和视障人士可以通过触摸纸上点阵状的凸起来进行阅读交流。 Blind and visually impaired people can communicate through touch paper read dot-like protrusions. 现有的盲文纸有两种。 There are two existing Braille paper. 一种是普通的纸张,它的特点就是较厚。 One is an ordinary paper, it is characterized by thick. 这种纸的缺点是只能用于临时书写和阅读,因为哪怕在微小外力作用下,纸表面上的凸起也很容易消失。 The disadvantage of this paper is only for temporary writing and reading, because even at a small external force, bumps on the surface of the paper is also very easy to disappear. 另一种是普通的聚合物纸,利用针笔和板岩在普通聚合物纸上产生压痕,这种压痕是永久性的,所以一般聚合物盲文纸具有一次性。 Another polymer ordinary paper, the use of the stylus and slate indentation in general polymer paper, such indentation is permanent, it is generally a polymer having a braille paper disposable. 对于以上两种纸,一旦出现书写错误,哪怕错误很微小,都是无法改正的,而且也不能刷新使用。 For more than two kinds of paper, once the clerical error, even if the error is very small, are unable to correct, but can not be used to refresh. 盲人与计算机交互的触摸点阵键盘,它是与计算机相连的盲文显示设备,是一种特殊的3×2点阵键盘,盲人可以触摸经机械驱动的点状凸起来阅读计算机文件,现有的盲人与计算机交互的触摸点阵键盘的结构比较复杂、使用困难、占用空间大、可靠性差、维修不方便,机械的反复运动消耗了能源,不能刷新使用。 Blind computer keyboard and touch lattice interaction, which is connected to the computer Braille display device, is a special kind of 3 × 2 lattice keyboard, blind people can touch mechanically driven raised dots to read computer files, the existing Blind interact with the computer keyboard touch lattice structure is more complex, difficult to use, large space, poor reliability, maintenance inconvenient, repetitive motion machine consumes energy, can not be used to refresh.

发明内容 SUMMARY

本发明为了解决现有的盲文纸和盲人与计算机交互的触摸点阵键盘的一次性使用、书写错误不可修改以及不可刷新使用的问题,今提供一种形状记忆聚合物纸的应用及其制造方法。 The present invention, in order to solve the existing lattice blind Braille paper and touch interaction with the computer keyboard disposable, clerical errors can not be modified and can not be used to refresh the issue, this paper provides a shape memory polymer and method for manufacturing applications .

形状记忆聚合物纸的应用,所述的形状记忆聚合物纸用作可刷新的盲文纸或盲人与计算机交互的可刷新的触摸点阵键盘。 Shape memory polymers paper applications, the paper used for the shape memory polymer refreshable Braille paper or blind can interact with the computer keyboard to refresh the touch lattice.

前面所述的形状记忆聚合物纸的制造方法由以下步骤完成:一、制作长×宽×厚为45cm×20 cm×4×10-3cm的模板;二、将两个挡板分别安装在模板面上的两端;三、将形状记忆聚合物与二甲基甲酰胺(DMF)溶剂按体积比为10∶1~0的比例混合,搅拌5~20min制成混合溶液;四、将脱模纸铺放在模板面上;五、将悬浮棒悬挂在模板的上方;六、将步骤三中混合溶液浇到脱模纸上;七、调整悬浮棒与模板面的距离为3×10-3~50×10-3cm;八、在模板的两个挡板之间反复移动悬浮棒,使步骤三中混合溶液在模板面上均匀分布成一涂层;九、将完成步骤八的模板置放在抗爆的炉子内加热固化后制成厚度为3×10-3~50×10-3cm的形状记忆聚合物纸。 Shape memory polymers paper manufacturing method previously described by the following steps: First, the production length × width × thickness of 45cm × 20 cm × 4 × 10-3cm template; two, the two baffles were installed in the template both end surfaces; third, the shape memory polymer and dimethylformamide (DMF) solvent in the volume ratio of mixing ratio 10:1 ~ 0, stirred for 5 ~ 20min into a mixed solution; four, the release paper is laid on the surface of the template; five, and the suspension rods suspended above the template; six, three-step mixed solution poured into a release paper; seven, adjust the suspension rod and the template surface distance of 3 × 10-3 ~ 50 × 10-3cm; eight between two baffles templates repeatedly moving the suspension rods, so that step three mixed solution into a mold surface coating evenly distributed; nine, eight will be completed step template placed in After the heat curing the antiknock furnace having a thickness of 3 × 10-3 ~ 50 × 10-3cm a shape memory polymer sheet.

前面所述的形状记忆聚合物纸还可采用如下方法制造,其步骤为:一、将形状记忆聚合物固体置放在金属模具中;二、将模具放置在热压机下加热至240~280℃,保持热压机压力为1个标准大气压,当温度达到280℃时持续加热3~10min;三、待形状记忆聚合物固体完全熔融变为液态后,迅速冷却热压机上下模的温度至室温,淬火过程持续5~15min,同时在5~10s内完成增加压力至20个标准大气压;四、模压10~40min后,取出模具,制成厚度为3×10-3~50×10-3cm的形状记忆聚合物纸。 Previously described shape-memory polymer may be employed a method of manufacturing paper as follows, the steps of: a, the shape memory polymer solids placed in a metal mold; two, the mold is placed in a hot press heated to 240 ~ 280 ℃, holding a hot press pressure of 1 atm, when the temperature reached 280 ℃ heating was continued for 3 ~ 10min; three, to be shape-memory polymer solids were completely melted into a liquid, rapid cooling of the hot press temperature to the upper and lower molds room temperature, quenching process lasted 5 ~ 15min, while increasing the pressure to complete 20 standard atmospheric pressure within 5 ~ 10s; four, after molding 10 ~ 40min, remove the mold, having a thickness of 3 × 10-3 ~ 50 × 10-3cm The shape memory polymer sheet.

形状记忆聚合物纸用作盲文纸或盲人与计算机交互的触摸点阵键盘的应用,利用了形状记忆聚合物在转变温度以上时具有的形状可恢复的和形状记忆特性的特点,将所述的形状记忆聚合物纸放置在板岩上,利用针笔在盲文纸上形成压痕,在形状记忆聚合物纸的另一面形成盲文的凸起点阵,迅速冷却,这样就使形状记忆聚合物纸或显示设备表面上的压痕固定住了,若发现盲文纸上有书写错误,就可以通过点加热器加热局部的压痕,达到其转变温度以上,使其形状恢复,完成修改。 Shape memory polymer sheet or paper is used as a touch dot Braille keyboard blind interacting with a computer application, the use of the characteristics of the shape memory polymer at the transition temperature or higher and has a shape recoverable shape memory characteristics, the said Shape memory polymer sheet is placed on the slate, use the stylus in the indentation formed braille paper, on the other side of the shape memory polymer sheet formed Braille dot projections, rapidly cooled, so that the shape memory polymer sheet or display indentation on the surface of the device is fixed to live, and if found to have a clerical error braille paper, it can be heated by local indentation point heater, reaching above the transition temperature, its shape recovery to finish. 当想书写新的盲文时,也不必使用新的盲文纸,而只需要加热整个形状记忆聚合物纸,使其达到形状记忆聚合物的转变温度以上,形状记忆聚合物纸的压痕就会完全消失,恢复到初始状态,可以再重新压痕形成新的盲文。 When you want to write a new braille, do not use the new braille paper, but only need to heat the whole shape memory polymer sheet to reach the transition temperature of the shape memory polymer above, the shape memory polymer sheet will be completely indentation disappears, returns to the initial state, the indentation can be re-form a new braille. 以形状记忆聚合物纸的转变温度为临界点来实现刷新使用的。 In the shape memory polymer sheet transition temperature of the critical point to achieve refresh used. 将形状记忆聚合物纸用作盲人与计算机交互的触摸点阵键盘具有结构简单、节省空间、维修替换方便、可刷新循环使用的优点。 The paper used for shape memory polymers interacting with blind computer keyboard with a simple touch of the lattice structure, space-saving, easy maintenance and replacement can be used to refresh cycle advantages. 形状记忆聚合物纸用作盲文纸或盲人与计算机交互的触摸点阵键盘的应用可以长久保留也可以重复刷新使用,使盲人和视障人士与正常人一样与外界进行不间断的交流,实现了盲文用纸的循环使用,极大地节约了资源。 Shape memory polymers used as Braille paper or paper blind computer interaction with lattice keyboard touch applications can retain long-term use can also be repeatedly updated, so that blind and visually impaired persons like normal uninterrupted communication with the outside world, to achieve a Braille paper recycling, greatly saving resources.

附图说明 Brief Description

图1是盲人与计算机交互的可刷新的触摸点阵键盘的工作原理图。 Figure 1 is a blind person can interact with the computer keyboard to refresh the touch lattice work of schematics.

具体实施方式 DETAILED DESCRIPTION

具体实施方式一:如图1所示,形状记忆聚合物纸的应用,所述的可刷新的形状记忆聚合物纸用作盲文纸或盲人与计算机交互的触摸点阵键盘,将所述的形状记忆聚合物纸放置在板岩上,利用针笔在盲文纸上形成压痕,在形状记忆聚合物纸的另一面形成盲文的凸起点阵。 A specific embodiment: As shown, the application of shape-memory polymer sheet, wherein the shape memory polymer refreshable Braille paper sheet is used as blind or interact with the computer keyboard 1 will touch the lattice shape, memory polymer sheet is placed on the slate, the use of the stylus in the indentation formed braille paper, on the other side of the shape memory polymer forming Braille paper projection lattice. 形状记忆聚合物纸用于盲人与计算机交互的触摸点阵键盘上是这样实现的:将闭合的形状记忆聚合物纸3套在转轴1和转轴2之间,转轴2带动形状记忆聚合物纸移动。 The shape memory polymer sheet for blind computer keyboard to interact with the touch lattice is achieved: the closed shape memory polymer sheet 3 set between the rotary shaft 1 and the shaft 2, driven by the shaft 2 moving in the shape memory polymer sheet . 在靠近转轴2处有一个压头5,压头5在计算机的控制下向上运动,在垫板6的下方产生压痕(凸起),随着转轴的转动,聚合物纸上压出一系列的盲文。 Near the rotation shaft 2 has a head 5, upward movement of the ram 5 under control of the computer, thereby dents (projections) in the bottom plate 6, with the rotation shaft, a series of polymer sheet press Braille. 盲人可以通过触摸这些压痕来与计算机交互。 Blind by touching these indentations to interact with the computer. 当形状记忆聚合物纸有压痕的部分移动到靠近转轴1下部的两个加热器4之间时,形状记忆聚合物纸达到转变温度,压痕消失。 When the shape memory polymer sheet to partially move when the indentation 4 between the shaft 1 near the two lower heaters, the shape memory polymer sheet to reach the transition temperature, the disappearance of the indentation. 进一步移动,形状记忆聚合物纸又冷却至室温,当再一次回到压头部位时,可重新产生压痕。 Further movement, the shape memory polymer sheet has cooled to room temperature, when once again returned to the head portion, it can re-indentation.

具体实施方式二:本实施方式与具体实施方式一的不同点是,所述的盲文纸是这样刷新的:用点加热器对盲文纸上的书写错误进行修改或将使用过的盲文纸加热到转变温度以上来消除盲文纸上的原有盲文,使书写过的盲文纸恢复到初始状态。 DETAILED DESCRIPTION OF TWO: This embodiment is an embodiment of the differences is that the Braille paper is so refreshing: Braille dots on the paper heater clerical errors be modified or used Braille paper is heated to above the transition temperature to eliminate the original Braille Braille paper, the writing over the Braille paper returned to the initial state. 形状记忆聚合物是一种具有温度依赖性的特殊聚合物,具有独特的形状记忆功能。 Shape memory polymers are polymers having a special temperature-dependent, has a unique shape memory function. 当加热后到达转变温度后,可以任意改变形状。 After heating to reach the transition temperature, the shape can be changed. 形状记忆聚合物可以有很大的变形,而这样的变形又是可完全恢复的。 Shape memory polymers can have great deformation, and this deformation is fully restored. 形状记忆聚合物的形变是通过加热、湿度、pH值、电场、磁场或光照来实现的。 Deformation of the shape memory polymer by heating, humidity, pH, electric field, magnetic field or light to achieve. 聚氨酯、异氰酸酯、苯乙烯类和环氧树脂类的形状记忆聚合物就是可以通过加热来实现形状记忆效应。 Polyurethane, isocyanate, styrene-based and epoxy-based shape memory polymer that can be achieved by heating the shape memory effect. 随着温度的升高高过聚合物的转变温度时,这样的形状记忆聚合物可以在外力作用下形成各种形状,并且在快速降低温度后,可以保持住它新形成的形状,当再次通过加热或其它驱动方式,达到其转变温度以上时,它又可以重新自动恢复到初始的形状和尺寸。 As the temperature rises higher than the transition temperature of the polymer when such a shape memory polymer may be formed in various shapes in the external force, and after lowering the temperature rapidly, it can maintain the shape of live newly formed, as by re- heating or other driving system, reaches its transition temperature, it can be again automatically return to the initial shape and size. 所述的点加热器是一个简易设备,通过导线将9V的电池、0.5W100Ω的电阻和一个开关连接起来。 The point of the heater is a simple device, by wire to a 9V battery, 0.5W100Ω resistor and a switch connected. 开关的一端导线与电池的终端相连并用夹子夹住,开关另一端接出去的导线与电阻的一端相连,同时,电阻的另一端则与电池相连形成一个闭合的回路。 One end of the wire to the battery terminal and the switch is connected by clips, out of the end of the switch and the other end connected to the resistance wire and, at the same time, the other end of the resistor are connected to the battery to form a closed loop. 当闭合开关时,电阻被闭合电路中的流通电流加热,当电阻上的温度高于形状记忆聚合物纸的转变温度的时候,点加热器就可以对形状记忆聚合物盲文用纸和盲文显示设备上的错误进行局部加热,使聚合物达到形变恢复温度,这时书写错误处的凸起恢复到平整状态,实现对书写错误的局部修改。 When the switch is closed, the resistor is a current flow in a closed circuit heating, when the temperature of the resistor is higher than the shape memory polymer sheet transition temperature, when the point of the heater can be a shape memory polymer Braille paper and a Braille display device errors on local heating the polymer to achieve the deformation recovery temperature, then raised clerical error at the back to the flat state, to achieve partial modification of writing errors.

具体实施方式三:形状记忆聚合物纸的制造方法,由以下步骤完成:一、制作长×宽×厚为45cm×20 cm×4×10-3cm的模板;二、将两个挡板分别安装在模板面上的两端;三、将形状记忆聚合物与二甲基甲酰胺(DMF)溶剂按体积比为10∶1~0的比例混合,搅拌5~20min制成混合溶液;四、将脱模纸铺放在模板面上;五、将悬浮棒悬挂在模板的上方;六、将步骤三中混合溶液浇到脱模纸上;七、调整悬浮棒与模板面的距离为3×10-3~50×10-3cm;八、在模板的两个挡板之间反复移动悬浮棒,使步骤三中混合溶液在模板面上均匀分布成一涂层;九、将完成步骤八的模板放置在抗爆的炉子内加热固化后制成厚度为3×10-3~50×10-3cm的形状记忆聚合物纸。 DETAILED DESCRIPTION Three: method for producing a shape memory polymer sheet, complete the following steps: First, the production length × width × thickness of 45cm × 20 cm × 4 × 10-3cm template; two, the two baffles were installed at both ends of the template surface; three, the shape memory polymer and dimethylformamide (DMF) solvent by volume ratio of 10 ~ 0 the ratio of mixing, stirring into a mixed solution of 5 ~ 20min; four, the release paper is laid on the mold surface; five, the suspension bar suspended above template; six, the three-step mixed solution poured into a release paper; seven, adjust the suspension rod and the mold surface distance of 3 × 10 -3 ~ 50 × 10-3cm; eight between two baffles templates repeatedly moving the suspension rods, so that step three mixed solution into a mold surface coating evenly distributed; nine, will be completed template to place eight steps Blast furnace after the heat curing having a thickness of 3 × 10-3 ~ 50 × 10-3cm a shape memory polymer sheet.

具体实施方式四:本实施方式与具体实施方式三的不同点是,所述的形状记忆聚合物是形状记忆聚氨酯树脂、聚氨酯类形状记忆聚合物、异氰酸酯类形状记忆聚合物、苯乙烯类形状记忆聚合物、环氧类的热塑性形状记忆聚合物或环氧类的热固性形状记忆聚合物。 DETAILED DESCRIPTION Four: Different points of this embodiment and the third specific embodiment is that the shape-memory polymer is a shape memory polyurethane resin, a polyurethane shape memory polymer, an isocyanate-based shape memory polymer, a styrene-based shape memory polymers, thermoplastic shape memory polymer or epoxy type thermosetting epoxy-based shape memory polymer. 区别是选用不同的聚合物材料,需要加热到的转变温度也不同。 Difference is the use of different polymeric materials, to be heated to a transition temperature are also different. 本发明采用的聚氨酯类形状记忆聚合物由日本MHI公司生产、型号为MM5520,它的玻璃化转变温度是55℃。 Polyurethane shape memory polymer of the present invention is applied manufactured by Nippon MHI Corporation, model MM5520, its glass transition temperature is 55 ℃.

具体实施方式五:本实施方式与具体实施方式三、四的不同点是,所述的形状记忆聚氨酯树脂的密度为0.9g/cm3。 DETAILED DESCRIPTION Five: The present embodiment is different from the specific embodiments three or four for the density of the shape memory polyurethane resin is 0.9g / cm3. 采用这样的密度在制造过程中易固化。 With such a density in the manufacturing process is easy to cure.

具体实施方式六:本实施方式与具体实施方式三、四、五的不同点是,所述的形状记忆聚合物纸的制造方法,所述的聚氨酯类形状记忆聚合物是MM3520或MM5520,MM3520和MM5520的转变温度分别是36℃和55℃。 DETAILED DESCRIPTION Six: This embodiment differs from the specific embodiment three, four, five, the method for producing a shape-memory polymer sheet, wherein the polyurethane shape memory polymer according to the MM3520 or MM5520, MM3520, and MM5520 transition temperature were 36 ℃ and 55 ℃. 这样的温度对使用者和生产者都是非常安全的。 Such temperatures for users and producers are very safe.

具体实施方式七:本实施方式与具体实施方式三、四、五、六的不同点是,步骤九中,当模板面上的涂层厚度为5~20μm时,固化温度为90~130℃,固化时间为5~10min。 DETAILED DESCRIPTION Seven: The Embodiment of specific embodiments three different points four, five, six, the step nine, when the surface of the coating thickness template for 5 ~ 20μm, the curing temperature of 90 ~ 130 ℃, Curing time is 5 ~ 10min. 合理的固化时间有利于提高形状记忆聚合物纸的质量。 Reasonable curing time will help improve the quality of the shape memory polymer sheet.

具体实施方式八:本实施方式与具体实施方式三、四、五、六、七的不同点是,步骤九中,当模板面上的涂层厚度为20~50μm时,固化温度为50~90℃,固化时间为1~3h。 DETAILED DESCRIPTION Eight: The difference with this embodiment, the specific embodiment three, four, five, six, seven, the step nine, when the coating thickness of the mold surface when 20 to 50μm, the curing temperature of 50 to 90 ℃, the curing time is 1 ~ 3h. 合理的固化时间有利于提高形状记忆聚合物纸的质量。 Reasonable curing time will help improve the quality of the shape memory polymer sheet.

具体实施方式九:形状记忆聚合物纸的制造方法,它是这样完成的:一、将形状记忆聚合物固体置放在金属模具中;二、将模具放置在热压机下加热至240~280℃,保持热压机压力为1个标准大气压,当温度达到280℃时持续加热3~10min;三、待形状记忆聚合物固体完全熔融变为液态后,迅速冷却热压机上下模的温度至室温,淬火过程持续5~15min,同时在5~10s内完成增加压力至20个标准大气压;四、模压10~40min后,取出模具,制成厚度为3×10-3~50×10-3cm的形状记忆聚合物纸。 DETAILED DESCRIPTION IX: method for producing a shape memory polymer sheet, which is accomplished by: a, the shape memory polymer solid was placed in a metal mold; two, the mold is placed in a hot press heated to 240 ~ 280 ℃, holding a hot press pressure of 1 atm, when the temperature reached 280 ℃ heating was continued for 3 ~ 10min; three, to be shape-memory polymer solids were completely melted into a liquid, rapid cooling of the hot press temperature to the upper and lower molds room temperature, quenching process lasted 5 ~ 15min, while increasing the pressure to complete 20 standard atmospheric pressure within 5 ~ 10s; four, after molding 10 ~ 40min, remove the mold, having a thickness of 3 × 10-3 ~ 50 × 10-3cm The shape memory polymer sheet.

具体实施方式十:本实施方式与具体实施方式九的不同点是,步骤一中的形状记忆聚合物固体是形状记忆聚氨酯(MM3500)固体,形状记忆聚氨酯(MM3500)固体的熔融温度是240~280℃,熔融温度易控制。 DETAILED DESCRIPTION ten: the present embodiment is different from the particular embodiment nine, the step of a shape memory polymer solids is a shape memory polyurethane (MM3500) solid, the shape memory polyurethane (MM3500) solid melting temperature is 240 to 280 ℃, the melting temperature is easy to control.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8815054Oct 5, 2012Aug 26, 2014The Procter & Gamble CompanyMethods for making fibrous paper structures utilizing waterborne shape memory polymers
US8980057Apr 4, 2014Mar 17, 2015The Procter & Gamble CompanyFibrous paper structures utilizing waterborne shape memory polymers
WO2014055728A1 *Oct 3, 2013Apr 10, 2014The Procter & Gamble CompanyMethods for making fibrous paper structures utilizing waterborne shape memory polymers
Classifications
International ClassificationD21H19/00, D21H21/14, D21H23/66, D21H25/06, D21H27/28
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